Home / 776,306,942,581.88-1,169,759,280,628.10-637,916,469,617.72

Finding the Fourth Proportional to 776,306,942,581.88, 1,169,759,280,628.10 and 637,916,469,617.72

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Solution

The fourth proportional to 776,306,942,581.88, 1,169,759,280,628.10 and 637,916,469,617.72 is: 961,228,954,257.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,306,942,581.88 : 1,169,759,280,628.10 = 637,916,469,617.72 : x
  2. Step 2: Convert to fraction form
    776,306,942,581.88/1,169,759,280,628.10 = 637,916,469,617.72/x
  3. Step 3: Cross multiply
    776,306,942,581.88x = 1,169,759,280,628.10 × 637,916,469,617.72
  4. Step 4: Simplify right side
    776,306,942,581.88x = 746,208,710,600,841,395,961,856
  5. Step 5: Solve for x
    x = 746,208,710,600,841,395,961,856/776,306,942,581.88
  6. Step 6: Final answer
    x = 961,228,954,257.53

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.